open source
Cloud-audit: Fast, open-source AWS security scanner
Running AWS security audits without a dedicated security team typically means choosing between enterprise platforms with per-check billing and generic open-source scanners …
OpenWrt 25.12.0 ships with new package manager, built-in upgrade tool, support for 2200+ devices
OpenWrt 25.12.0 is now available for download. The release incorporates over 4,700 commits since branching from OpenWrt 24.10. Package manager changes One of the most …
Open-source tool Sage puts a security layer between AI agents and the OS
Autonomous AI agents running on developer workstations execute shell commands, fetch URLs, and write files with little or no inspection of what they are doing. Open-source …
FreeScout vulnerability enables unauthenticated, zero-click RCE via email (CVE-2026-28289)
A newly discovered vulnerability (CVE-2026-28289) in the open-source help desk platform FreeScout could allow attackers to take over vulnerable servers by sending a specially …
Immutable Linux distribution Nitrux 6.0.0 adds GPU passthrough, boot-level recovery, C++ update system
Nitrux 6.0.0, released March 3, 2026, packages several components that security practitioners running Linux workstations will find worth examining: a new hypervisor …
mquire: Open-source Linux memory forensics tool
Linux memory forensics has long depended on debug symbols tied to specific kernel versions. These symbols are not installed on production systems by default, and sourcing them …
IPFire ships its 200th core update with a new domain blocklist and kernel upgrade
Network firewall distribution IPFire released Core Update 200, marking the 200th incremental update to the 2.29 branch. The release bundles a kernel upgrade, a beta domain …
BlacksmithAI: Open-source AI-powered penetration testing framework
BlacksmithAI is an open-source penetration testing framework that uses multiple AI agents to execute different stages of a security assessment lifecycle. A multi-agent …
IronCurtain: An open-source, safeguard layer for autonomous AI assistants
Veteran security engineer Niels Provos is working on a new technical approach designed to stop autonomous AI agents from taking actions you haven’t specifically authorized. …
Wireshark 4.6.4 resolves dissector flaws, plugin compatibility issue
Packet inspection remains a routine activity across enterprise networks, incident response workflows, and malware investigations. Continuous use places long-term stability and …
Open-source security debt grows across commercial software
Open source code sits inside nearly every commercial application, and development teams continue to add new dependencies. Black Duck’s 2026 Open Source Security and Risk …
Hottest cybersecurity open-source tools of the month: February 2026
This month’s roundup features exceptional open-source cybersecurity tools that are gaining attention for strengthening security across various environments. Pompelmi: …
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